.eui-icon-fb_square {
    background-image: url(../images/eui-icon-fb_square.png);
}
.eui-icon-vk_square {
    background-image: url(../images/eui-icon-vk_square.png);
}
.eui-icon-twitter_square {
    background-image: url(../images/eui-icon-twitter_square.png);
}
.eui-icon-wechat {
    background-image: url(../images/eui-icon-wechat.png);
}
.page-footer {
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, .7);
    .eui-card {
        max-width: 10rem;
        margin: 0 auto;
        position: absolute;
        bottom: 0;
        height: 3.92rem;
    }
    .eui-card-content {
        padding: .266667rem 1.426667rem .4rem;
        justify-content: space-between;
    }
    .eui-icon {
        width: .8rem;
        height: .8rem;
    }
}